doc: fix file argument of debug functions

[dpdk.git] / lib / librte_ring / rte_ring.h

diff --git a/lib/librte_ring/rte_ring.h b/lib/librte_ring/rte_ring.h
index f928324..32b8c8d 100644 (file)
--- a/lib/librte_ring/rte_ring.h
+++ b/lib/librte_ring/rte_ring.h
@@ -187,7 +187,7 @@ struct rte_ring {
        struct rte_ring_debug_stats stats[RTE_MAX_LCORE];
 #endif
 
-       void * ring[0] __rte_cache_aligned; /**< Memory space of ring starts here.
+       void *ring[] __rte_cache_aligned;   /**< Memory space of ring starts here.
                                             * not volatile so need to be careful
                                             * about compiler re-ordering */
 };
@@ -341,7 +341,7 @@ void rte_ring_free(struct rte_ring *r);
 int rte_ring_set_water_mark(struct rte_ring *r, unsigned count);
 
 /**
- * Dump the status of the ring to the console.
+ * Dump the status of the ring to a file.
  *
  * @param f
  *   A pointer to a file for output
@@ -756,7 +756,7 @@ __rte_ring_sc_do_dequeue(struct rte_ring *r, void **obj_table,
 
        /* copy in table */
        DEQUEUE_PTRS();
-       rte_smp_wmb();
+       rte_smp_rmb();
 
        __RING_STAT_ADD(r, deq_success, n);
        r->cons.tail = cons_next;